Is Shayin a regular lens with a special coating?Shayin blue blocker lenses are made with a special blue-light blocking polymer from Mitsui Chemicals,a leading lens material manufacturer, that is directly incorporated into the lens materials. That means the blue- blocking technology won't chip or wear away. By absorbing blue light, this polymer prevents bluelight from passing through the lens to your eye.Is Shayin the same thing as computer glasses?Shayin blue blockers are blue-light blocking lenses that are designed for all-day wear and protection fromblue light. Whether you're a heavy computer user or not, Shayin can be worn like regular glasses to protect your eyes from harmful blue light emitted from any digital device, as well as artificial fluorescent and LED light exposure. Shayin lenses are not like the yellow/orange-tinted specialty computer glasses designed specifically for computer and gaming use.Should my child wear the Shayin lens?Yes. Children are especially vulnerable to the effects of blue light because their eyes have not yet developed natural defenses against UV and blue light. Now that smartphones, computers, and tablets are a regular part of kids' lives, they need blue protection more than ever.How does blue light affect the eyes?Prolonged exposure to high-energy visible (HEV) blue light can lead to eye strain and blurred vision.Studies have shown that it may also damage the retinal cells which can lead to an increased risk of developing age-related macular degeneration. Macular degeneration leads to vision loss over time.The blue blocker lenses block blue light and provide maximum UV coverage to protect your eyes.